var express = require('express');
var http = require('http');
var app = express();



//设置跨域访问
app.all('*',function(req,res,next){
    res.header("Access-Control-Allow-Origin","*");
    res.header("Access-Control-Allow-Headers","X-Requested-With");
    res.header("Access-Control-Allow-Methods","PUT,POST,GET,DELETE,OPTIONS");
    res.header("X-Powered-By","3.2.1");
    res.header("Content-Type","application/json;charset=utf-8");
    next();
});

var questions=[
    {
        data:213,
        num:444,
        age:12
    },
    {
        data:456,
        num:678,
        age:13
    }];

//123接口
app.get('/123',function(req,res){
    req.status(200);
    res.json(questions);
});

http.createServer(app).listen(3000,function(){
    var host = server.address().address;
    var port = server.address().port;
    console.log('Example app listening at http://%s:%s', host, port);
});
